Annotation of /trunk/gadget/selectfunc.cc

Parent Directory | Revision Log

---

Revision 1 - (view) (download)

1 :	agomez	1	#include "selectfunc.h"
2 :			#include "gadget.h"
3 :
4 :			// ********************************************************
5 :			// Functions for base selection function
6 :			// ********************************************************
7 :			void SelectFunc::readConstants(CommentStream& infile,
8 :			const TimeClass* const TimeInfo, Keeper* const keeper) {
9 :
10 :			coeff.read(infile, TimeInfo, keeper);
11 :			coeff.Update(TimeInfo);
12 :			}
13 :
14 :			void SelectFunc::updateConstants(const TimeClass* const TimeInfo) {
15 :			coeff.Update(TimeInfo);
16 :			}
17 :
18 :			int SelectFunc::didChange(const TimeClass* const TimeInfo) {
19 :			return coeff.didChange(TimeInfo);
20 :			}
21 :
22 :			// ********************************************************
23 :			// Functions for ConstSelectFunc selection function
24 :			// ********************************************************
25 :			ConstSelectFunc::ConstSelectFunc() : SelectFunc("ConstantSelectFunc") {
26 :			coeff.setsize(1);
27 :			}
28 :
29 :			double ConstSelectFunc::calculate(double len) {
30 :			return coeff[0];
31 :			}
32 :
33 :			// ********************************************************
34 :			// Functions for ExpSelectFunc selection function
35 :			// ********************************************************
36 :			ExpSelectFunc::ExpSelectFunc() : SelectFunc("ExponentialSelectFunc") {
37 :			coeff.setsize(2);
38 :			}
39 :
40 :			double ExpSelectFunc::calculate(double len) {
41 :			return (1.0 / (1.0 + exp(coeff[0] * (len - coeff[1]))));
42 :			}
43 :
44 :			// ********************************************************
45 :			// Functions for StraightSelectFunc selection function
46 :			// ********************************************************
47 :			StraightSelectFunc::StraightSelectFunc() : SelectFunc("StraightLineSelectFunc") {
48 :			coeff.setsize(2);
49 :			}
50 :
51 :			double StraightSelectFunc::calculate(double len) {
52 :			return (coeff[0] * len + coeff[1]);
53 :			}

---

root@forge.cesga.es	ViewVC Help
Powered by ViewVC 1.0.0